/*
 * Copyright 2007 Rob Nielsen
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * 	http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.googlecode.proxymatic.apps.autoboundary.handlers;

import com.googlecode.proxymatic.apps.autoboundary.AutoboundaryLookup;
import com.googlecode.proxymatic.core.BuildtimeContext;
import com.googlecode.proxymatic.core.MethodInvoker;
import com.googlecode.proxymatic.core.ProxyBuilder;
import com.googlecode.proxymatic.core.ReturnTypeModifier;
import com.googlecode.proxymatic.core.handlers.method.ConstructorMethodHandler;
import com.googlecode.proxymatic.core.handlers.method.FindingParameterModifier;

import java.lang.reflect.Method;

public class AutoboundaryConstructorMethodHandler extends ConstructorMethodHandler {
    private final AutoboundaryLookup autoboundaryLookup;

    public AutoboundaryConstructorMethodHandler(AutoboundaryLookup autoboundaryLookup) {
        this.autoboundaryLookup = autoboundaryLookup;
    }

    public MethodInvoker getInvoker(Method method, BuildtimeContext context, ProxyBuilder proxyBuilder) {
        if (context.isImplementationAvailableAtRuntime() ||
                !autoboundaryLookup.isAutoboundaryFactoryCreateMethod(method)) {
            return NOT_HANDLED;
        }
        AutoboundaryWrapperUnwrapper autoboundaryWrapperUnwrapper = new AutoboundaryWrapperUnwrapper(proxyBuilder, autoboundaryLookup);
        FindingParameterModifier parameterModifier = new AutoboundaryReplaceWithRealParameterModifier(autoboundaryLookup, autoboundaryWrapperUnwrapper);
        Class[] parameterTypes = parameterModifier.modifyParameterTypes(method.getParameterTypes());
        ReturnTypeModifier returnTypeModifier = new AutoboundaryReturnTypeModifier(autoboundaryLookup, autoboundaryWrapperUnwrapper);
        return tryFindConstructor(method, context.getImplementationClass(), parameterTypes, parameterModifier, returnTypeModifier);
    }
}
